<template>
  <div>
      <!-- 面包屑导航 -->
      <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
</el-breadcrumb>
    <el-card>
       <!-- 搜索与添加区域 -->
        <el-row :gutter="20">
        <el-col :span="8">
            <el-input placeholder="请输入内容" 
            v-model="queryInfo.query"
            clearable @clear="getGoodsList"> 
            <el-button slot="append" 
            icon="el-icon-search" @click="getGoodsList"
            ></el-button>
        </el-input>
        </el-col>
        <el-col :span="4">
            <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
        </el-row>

<!-- 商品列表区域 -->
    <el-table :data="goodsList" border stripe>
      <el-table-column label="#" type="index"></el-table-column>
      <el-table-column
        prop="goods_name"
        label="商品名称">        
      </el-table-column>
      <el-table-column
        prop="goods_price"
        label="商品价格（元）" width="95px">
      </el-table-column>
      <el-table-column
        prop="goods_weight"
        label="商品重量" width="70px">
      </el-table-column>
      <el-table-column
        prop="add_time"
        label="创建时间" width="140px">
        <!-- eslint-disable-next-line -->
        <template  slot-scope="scope">
          {{scope.row.add_time|dateFormat}}
        </template>
      </el-table-column>      
      <el-table-column label="操作" width="130px">
        <!-- eslint-disable-next-line -->
        <template slot-scope="scope">
          <el-button type="primary" icon="el-icon-edit" size="mini" ></el-button>
          <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>       
        </template>
        
      </el-table-column>
    </el-table>

      <!-- 分页区域 -->
      <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[5, 10, 20, 50]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total" background>
    </el-pagination>

    </el-card>
  </div>
</template>

<script>
export default {

    data(){
        return{
            queryInfo:{
                query:'',
                pagesize:10,
                pagenum:1
            },
            goodsList:[],
            total:0,
            currentPage:1

        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
        async getGoodsList(){
            const {data:res}=await this.$http.get('goods',{
                params:this.queryInfo
            })
            
            if(res.meta.status!=200) return this.$message.error('获取商品列表失败')
             this.$message.success('获取商品列表成功!!!')
             console.log(res.data);
             this.goodsList=res.data.goods
             this.total=res.data.total
        },
        handleSizeChange(newSize){
            this.queryInfo.pagesize=newSize
            this.getGoodsList()
        },
        handleCurrentChange(newPage){
            this.queryInfo.pagenum=newPage
            this.getGoodsList()
        },
        async removeById(id){
          const confirm=await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(error=>error)
        if(confirm!="confirm") return this.$message.info('用户已取消删除！')
        const {data:res}=await this.$http.delete(`goods/${id}`)
        if(res.meta.status!=200) return this.$message.error('删除商品失败！')
        this.$message.success('删除商品成功！')
        this.getGoodsList()
        
        },
        goAddpage(){
          this.$router.push('goods/add')
        }
    }
}
</script>

<style lang="less" scoped>

</style>
